Finding the Fourth Proportional to 494,496.32, 741,736.67 and 157,534.09
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Solution
The fourth proportional to 494,496.32, 741,736.67 and 157,534.09 is: 236,298.64
Step by Step Solution
- Step 1: Write the proportion equation
494,496.32 : 741,736.67 = 157,534.09 : x - Step 2: Convert to fraction form
494,496.32/741,736.67 = 157,534.09/x - Step 3: Cross multiply
494,496.32x = 741,736.67 × 157,534.09 - Step 4: Simplify right side
494,496.32x = 116,848,808,686.07 - Step 5: Solve for x
x = 116,848,808,686.07/494,496.32 - Step 6: Final answer
x = 236,298.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.